he wanted iraqis to receive the and see that there is humanity in america. which makes us happy to see such a thing. >> there's no paycheck. it's not really safe here, but this is a once in a lifetime opportunity, knowing that you've done something for someone, that nobody else had done before. i made a difference in the life of these families. definitely the sacrifice has been worth it. >>> we can't think of a time when the president invited a few people over for a beer, and gained so much attention. that's what happened yesterday at the white house. president obama hosted harvard professor henry louis gates, the officer also who had arrested him earlier this month, sergeant james crowley. vice president biden in as well. the president called the meeting a friendly conversation. we'll let richelle carey pick it up from there, "prime news" correspondent, taking a closer look at that in the "what matters" segment. >> the president said he wanted to calm the racial issues since professor gates was arrested on july 16th. of course, you remember gates was arrest